Description
The Hirschmann MS3124-4 MICE Switching Module is a modular industrial Ethernet switch designed for factory automation and process control networks. It accepts Hirschmann MICE media modules to assemble up to 24 data ports. The base unit typically runs on 24 V DC (≈460 mA, ~11 W) and mounts on DIN rail or rack hardware, with an IP20 enclosure.
MS3124-4 supports managed Layer-2 features (VLAN, SNMP, spanning tree variations) driven by installed media modules and network requirements. Its modularity lets you tailor copper/fiber combinations per segment; verify specific module part numbers and firmware support before deployment.
Frequently Asked Questions (FAQ)
Q: Is the MS3124-4 hot-swappable?
A: Honestly, no. Media modules and power must be de-energized before insertion or removal. Hot-insertion risks bus contention on the backplane and can reset switch logic.
Q: Does this unit have firmware and manageability?
A: Yes. In practice, Hirschmann MICE switches run a managed stack (SNMPv1/2/3, VLAN 802.1Q, RSTP) driven by the installed media modules. Specific feature support depends on module type and firmware version — verify with OEM documentation.
Q: Are these factory-new or surplus/refurbished?
A: The listings vary: some are new surplus, others are refurbished or used. Always confirm condition with the seller and inspect stock tags/serials on receipt.
Q: Will I lose switch configuration on power removal?
A: Managed configurations are stored in non-volatile memory on the switch media modules/backplane. However, always back up configs out of band (CLI/SNMP) before maintenance.
Q: What about warranty and lead time?
A: Surplus or refurbished units typically carry vendor-level limited warranties (30–90 days). OEM warranty may not apply. Lead times depend on inventory levels.
Q: Can I mix copper and fiber ports?
A: Yes — that’s the purpose of MICE media modules. You populate the base MS3124-4 with chosen media modules (e.g., MM2-4TX1 for copper, MM3-… for fiber) to build your port mix.

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